X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=board%2Famcc%2Focotea%2Focotea.c;h=bbb5331ef2ef7534929427f27df9d82125a70ddb;hb=d48455ad8cefd25d7b49f68fd16d0e9fd551732a;hp=8513f43a8f1ad7c71ce7d0ecf5071a18ed7f25cb;hpb=952e7760bfc5b0e3b142b9ce34e7fbb7d008c900;p=oweals%2Fu-boot.git diff --git a/board/amcc/ocotea/ocotea.c b/board/amcc/ocotea/ocotea.c index 8513f43a8f..bbb5331ef2 100644 --- a/board/amcc/ocotea/ocotea.c +++ b/board/amcc/ocotea/ocotea.c @@ -28,7 +28,7 @@ #include "ocotea.h" #include #include -#include +#include DECLARE_GLOBAL_DATA_PTR; @@ -241,11 +241,11 @@ long int fixed_sdram (void) /*-------------------------------------------------------------------- * Setup some default *------------------------------------------------------------------*/ - mtsdram (mem_uabba, 0x00000000); /* ubba=0 (default) */ - mtsdram (mem_slio, 0x00000000); /* rdre=0 wrre=0 rarw=0 */ - mtsdram (mem_devopt, 0x00000000); /* dll=0 ds=0 (normal) */ - mtsdram (mem_wddctr, 0x00000000); /* wrcp=0 dcd=0 */ - mtsdram (mem_clktr, 0x40000000); /* clkp=1 (90 deg wr) dcdt=0 */ + mtsdram (SDRAM0_UABBA, 0x00000000); /* ubba=0 (default) */ + mtsdram (SDRAM0_SLIO, 0x00000000); /* rdre=0 wrre=0 rarw=0 */ + mtsdram (SDRAM0_DEVOPT, 0x00000000); /* dll=0 ds=0 (normal) */ + mtsdram (SDRAM0_WDDCTR, 0x00000000); /* wrcp=0 dcd=0 */ + mtsdram (SDRAM0_CLKTR, 0x40000000); /* clkp=1 (90 deg wr) dcdt=0 */ /*-------------------------------------------------------------------- * Setup for board-specific specific mem @@ -253,20 +253,20 @@ long int fixed_sdram (void) /* * Following for CAS Latency = 2.5 @ 133 MHz PLB */ - mtsdram (mem_b0cr, 0x000a4001); /* SDBA=0x000 128MB, Mode 3, enabled */ - mtsdram (mem_tr0, 0x410a4012); /* WR=2 WD=1 CL=2.5 PA=3 CP=4 LD=2 */ + mtsdram (SDRAM0_B0CR, 0x000a4001); /* SDBA=0x000 128MB, Mode 3, enabled */ + mtsdram (SDRAM0_TR0, 0x410a4012); /* WR=2 WD=1 CL=2.5 PA=3 CP=4 LD=2 */ /* RA=10 RD=3 */ - mtsdram (mem_tr1, 0x8080082f); /* SS=T2 SL=STAGE 3 CD=1 CT=0x02f */ - mtsdram (mem_rtr, 0x08200000); /* Rate 15.625 ns @ 133 MHz PLB */ - mtsdram (mem_cfg1, 0x00000000); /* Self-refresh exit, disable PM */ + mtsdram (SDRAM0_TR1, 0x8080082f); /* SS=T2 SL=STAGE 3 CD=1 CT=0x02f */ + mtsdram (SDRAM0_RTR, 0x08200000); /* Rate 15.625 ns @ 133 MHz PLB */ + mtsdram (SDRAM0_CFG1, 0x00000000); /* Self-refresh exit, disable PM */ udelay (400); /* Delay 200 usecs (min) */ /*-------------------------------------------------------------------- * Enable the controller, then wait for DCEN to complete *------------------------------------------------------------------*/ - mtsdram (mem_cfg0, 0x86000000); /* DCEN=1, PMUD=1, 64-bit */ + mtsdram (SDRAM0_CFG0, 0x86000000); /* DCEN=1, PMUD=1, 64-bit */ for (;;) { - mfsdram (mem_mcsts, reg); + mfsdram (SDRAM0_MCSTS, reg); if (reg & 0x80000000) break; } @@ -275,102 +275,6 @@ long int fixed_sdram (void) } #endif /* !defined(CONFIG_SPD_EEPROM) */ - -/************************************************************************* - * pci_pre_init - * - * This routine is called just prior to registering the hose and gives - * the board the opportunity to check things. Returning a value of zero - * indicates that things are bad & PCI initialization should be aborted. - * - * Different boards may wish to customize the pci controller structure - * (add regions, override default access routines, etc) or perform - * certain pre-initialization actions. - * - ************************************************************************/ -#if defined(CONFIG_PCI) -int pci_pre_init(struct pci_controller * hose ) -{ - unsigned long strap; - - /*--------------------------------------------------------------------------+ - * The ocotea board is always configured as the host & requires the - * PCI arbiter to be enabled. - *--------------------------------------------------------------------------*/ - mfsdr(SDR0_SDSTP1, strap); - if( (strap & SDR0_SDSTP1_PAE_MASK) == 0 ){ - printf("PCI: SDR0_STRP1[%08lX] - PCI Arbiter disabled.\n",strap); - return 0; - } - - return 1; -} -#endif /* defined(CONFIG_PCI) */ - -/************************************************************************* - * pci_target_init - * - * The bootstrap configuration provides default settings for the pci - * inbound map (PIM). But the bootstrap config choices are limited and - * may not be sufficient for a given board. - * - ************************************************************************/ -#if defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT) -void pci_target_init(struct pci_controller * hose ) -{ - /*--------------------------------------------------------------------------+ - * Disable everything - *--------------------------------------------------------------------------*/ - out32r( PCIX0_PIM0SA, 0 ); /* disable */ - out32r( PCIX0_PIM1SA, 0 ); /* disable */ - out32r( PCIX0_PIM2SA, 0 ); /* disable */ - out32r( PCIX0_EROMBA, 0 ); /* disable expansion rom */ - - /*--------------------------------------------------------------------------+ - * Map all of SDRAM to PCI address 0x0000_0000. Note that the 440 strapping - * options to not support sizes such as 128/256 MB. - *--------------------------------------------------------------------------*/ - out32r( PCIX0_PIM0LAL, CONFIG_SYS_SDRAM_BASE ); - out32r( PCIX0_PIM0LAH, 0 ); - out32r( PCIX0_PIM0SA, ~(gd->ram_size - 1) | 1 ); - - out32r( PCIX0_BAR0, 0 ); - - /*--------------------------------------------------------------------------+ - * Program the board's subsystem id/vendor id - *--------------------------------------------------------------------------*/ - out16r( PCIX0_SBSYSVID, CONFIG_SYS_PCI_SUBSYS_VENDORID ); - out16r( PCIX0_SBSYSID, CONFIG_SYS_PCI_SUBSYS_DEVICEID ); - - out16r( PCIX0_CMD, in16r(PCIX0_CMD) | PCI_COMMAND_MEMORY ); -} -#endif /* defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT) */ - - -/************************************************************************* - * is_pci_host - * - * This routine is called to determine if a pci scan should be - * performed. With various hardware environments (especially cPCI and - * PPMC) it's insufficient to depend on the state of the arbiter enable - * bit in the strap register, or generic host/adapter assumptions. - * - * Rather than hard-code a bad assumption in the general 440 code, the - * 440 pci code requires the board to decide at runtime. - * - * Return 0 for adapter mode, non-zero for host (monarch) mode. - * - * - ************************************************************************/ -#if defined(CONFIG_PCI) -int is_pci_host(struct pci_controller *hose) -{ - /* The ocotea board is always configured as host. */ - return(1); -} -#endif /* defined(CONFIG_PCI) */ - - void fpga_init(void) { unsigned long group; @@ -496,15 +400,3 @@ void fpga_init(void) return; } - -#ifdef CONFIG_POST -/* - * Returns 1 if keys pressed to start the power-on long-running tests - * Called from board_init_f(). - */ -int post_hotkeys_pressed(void) -{ - - return (ctrlc()); -} -#endif